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Analyzing Capacitive Touchscreens in Consumer Electronics

January 1, 2015

Most of us use multiple touchscreen devices throughout the day, from our smartphones to the ATM. Learn how to use electromagnetics modeling to study capacitive effects in these devices.

Biomechanical Model Evaluates Human Response to Vibrations

December 31, 2014

Take a look at a biomechanical model of the human body in a sitting posture, which can be used to analyze how vibrations (like those from a moving vehicle) affect different parts of the body.

New Piezoelectric Modeling Interface in COMSOL 5.0

December 30, 2014

As of version 5.0 of COMSOL Multiphysics®, there is a new interface for simulating piezoelectric devices; it has predefined features that make it easy to set up and run a piezoelectric model.

Visualizing Fluid Flow with Streamline Plots

December 29, 2014

As part of our blog series on postprocessing, we demonstrate the use of streamlines to visually describe fluid flow in your simulations. Learn how with an example of flow through a pipe elbow.

How to Obtain Fatigue Model Parameters

December 26, 2014

2 challenges when modeling fatigue: 1.) selecting a suitable fatigue model for your application and 2.) obtaining the material data for the selected model.

Ray Tracing in Monochromators and Spectrometers

December 25, 2014

Spectrometers are optical devices that measure some property of radiation as a function of its frequency, while monochromators transmit radiation of a specific frequency.

Maximum Evaluations on Parallel Sections

December 24, 2014

Postprocessing trick: You can evaluate and plot the maximum, minimum, average, or integration value of any variable at various parallel sections along the axial coordinate of your model.

Modeling a Surface Micromachined Accelerometer

December 23, 2014

There are plenty of MEMS manufacturing techniques, but surface micromachining is preferred because it can merge electronic components and freely moving mechanical parts onto one substrate.

Photos from the COMSOL Conference 2014 Bangalore

December 22, 2014

Engineers and academics from across India gathered to participate in the COMSOL Conference 2014 Bangalore. Browse a slideshow of photos from the event here.

COMSOL Conference 2014 Bangalore Award Winners

December 19, 2014

Some of the award-winning research topics from the COMSOL Conference 2014 Bangalore include hydrodynamics, direct heating of uranium rods, microwave radiation, and more.

Fillet Away Your Electromagnetic Field Singularities

December 18, 2014

Did you know that you can use fillets and chamfers in your electromagnetics models to avoid electromagnetic field singularities? Learn how in this tutorial blog post.

Electroplating Simulations for Printed Circuit Board Designers

December 17, 2014

The manufacture of a printed circuit board (PCB) often involves a process called electroplating, which can vary from design to design. A simulation app can make it easy to analyze this process.

Modeling Beam Neutralization with a Charge Exchange Cell

December 16, 2014

A charge exchange cell refers to an area of high-density gas that is placed in the path of an ion beam. You can model a charge exchange cell to analyze its neutralization efficiency.

Introducing the Design Module

December 15, 2014

The Design Module has specialized features for advanced geometry modeling, including the ability to create fillets on 3D designs or generate shell approximations of imported geometric objects.

An Analysis of Caustic Surface Generation at the Vdara® Hotel

December 12, 2014

The Vdara® hotel on the Las Vegas strip has a unique crescent-shaped design that unfortunately contributed to the development of a caustic surface on the hotel’s pool deck.

Membrane Interface Improvements in Version 5.0

December 11, 2014

As of version 5.0 of COMSOL Multiphysics®, the Membrane interface includes a restructured menu, new feature nodes, improvements to the Linear Elastic Material model, and more.

Where to Find Application Builder Tutorial Apps

December 10, 2014

Did you know that COMSOL Multiphysics® includes an Application Library full of tutorial models and demo apps? Learn how to access this helpful feature for modeling guidance and inspiration.

Automatic Meshing for Electromagnetic Simulations

December 9, 2014

Ever struggle to mesh the infinite elements or perfectly matched layers in your electromagnetics simulations? Automatic meshing can help >>

Modeling Ray Propagation in a Newtonian Telescope System

December 5, 2014

Ray optics trivia: The Newtonian telescope, recognized as the earliest operating reflecting telescope, was developed in 1668. Today, simulation can be used to trace rays through this device.

Keynotes from the COMSOL Conference 2014 Boston

December 4, 2014

The COMSOL Conference 2014 Boston featured 2 inspiring keynote presentations with speakers from Oak Ridge National Laboratory and WiTricity. Get an overview of what they discussed…

Investigating LED Efficiency via Multiphysics Simulation

December 3, 2014

Ever wonder how efficient LED lighting is, compared to traditional florescent lighting? In this blog post, we demonstrate how to analyze LED efficiency with multiphysics modeling.

Creating an App for Modeling Flow Control in a Pipe Network

December 2, 2014

Simulation apps can be used as dedicated tools for modeling the flow and pressure distribution inside a network of connected pipes. This would be useful in, for example, semiconductor processing.

Making Waves with Contour and Isosurface Plots

December 1, 2014

In this installment of our blog series on postprocessing your simulation results, learn how to use contour and isosurface plots to show quantities on a series of lines or surfaces.

Using Virtual Operations to Simplify Your Geometry

November 28, 2014

CAD geometry: A set of data structures that provide a very precise method for describing the shapes of parts (called boundary representation, or B-rep).


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